Ceiling fan



FIG. 1 is a top perspective view of a ceiling fan, showing our new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof.

Portions of the ceiling fan shown in broken lines form no part of the claimed design. Jagged break lines represent broken away symbols and form no part of the claimed design. The appearance of any portion of the ceiling fan blades between jagged break lines forms no part of the claimed design. 

CLAIM The ornamental design for a ceiling fan, as shown and described. 